MEKR'S S.R.O.

MEKR'S s.r.o. is a Czech private company, wholesaler of fasteners and anchoring material. We provide services to business partners and customers from various industries, such as mechanical and electrical engineering, metallurgy, and the automobile industry. We offer more than 40,000 articles of stock material according to DIN, ISO etc.

Regnerova 1101,
Upice, 542 32,
Czech Republic

Tel:

+420 499 300 131

Products

Blind fasteners (rivets, rivet nuts)

Rivet nuts

Closed end rivet nuts (DIN: 7337/ISO: 14589)Jack nut inserts (DIN: 7337/ISO: 14589)Quad nut inserts (DIN: 7337/ISO: 14589)

Rivets

Blind rivet countersunk head (DIN: 7337/ISO: 14589)Blind rivet dome head (DIN: 7337/ISO: 14589)Blind rivet large flange - 16mm (DIN: 7337/ISO: 14589)Rivet countersunk head (DIN: 661/ISO: 1051C)Rivet mushroom head (DIN: 662)Rivet round head (DIN: 660/ISO: 1051B)

Bolts

Hexagon head bolts

Hexagon bolts with flange (DIN: 6921/ISO: EN 1665)Hexagon head bolts with hexagon nut for steel structures (DIN: 7990)Hexagon head bolts with shank - metric fine pitch thread (DIN: 960/ISO: 8765)Hexagon head bolts with shank - Product grade C (DIN: 601/ISO: 4016)Hexagon head bolts with shank (DIN: 931/ISO: 4014)Hexagon head screw with full metric fine pitch thread (DIN: 961/ISO: 8676)Hexagon head screws with full thread (DIN: 933/ISO: 4017)Hexagon head screws with thread up to the head - Product grade C (DIN: 558/ISO: 4018)

Other bolt types

Bolt for T-slots (DIN: 787)Carriage bolt (DIN: 603)Cup head nib bolts (DIN: 607)Eyebolts (DIN: 444)Flat countersunk head nib bolts (DIN: 604)Flat countersunk head square neck bolts with long square (DIN: 605)Flat countersunk head square neck bolts with short square (DIN: 608)Hexagon fit bolt with long thread (DIN: 609)Hexagon head fit bolt with short thread (DIN: 610)Lifting eye bolts (DIN: 580)Square head bolt with collar (DIN: 478)Square head bolt with collar and short rounded dog point (DIN: 480)Square head bolt with short dog point (DIN: 479)T-head bolt (DIN: 261)T-head bolt with square neck (DIN: 186)Triangle head bolt (DIN: 22424)

Clamps and rings

Adjusting rings (DIN: 705)Clamps & ClipsHeavy Duty Bolt ClampsHeavy Duty ClampsHose Clamps & ClipsRetaining rings for bores (DIN: 472)Retaining rings for shafts (DIN: 471)Sealing rings (DIN: 7603)Snap ring for shafts (DIN: 7993)

Construction fixings

Brackets and connectors Chemical anchors and resinsConcrete anchors, mechanicalConcrete screwsDrywall fixings and systemsNails, pins and staplesOther construction fasteners and fixingsRoofing and solar installation fixingsSecurity fasteners for buildingsStainless steel fixings Structural steel fastenersThreaded rods and suspension fixingsWall plugsWindow screws/frame anchorsWood/chipboard/decking screws

Fastener assemblies and combinations

Hexagon washer faced head tapping screw (DIN: 6928)High strength structural bolt and nut assembly (DIN: 6914/ISO: EN 14399-4)Structural assembly set (ISO: EN 15048)Structural assembly set with fit bolt (ISO: EN 15048)

Inserts

Brass insertsInserts for stone and marbleInserts for TubesInserts for WoodPlastic insertsSlotted screw insert Type A (DIN: 7965)Threaded inserts

Locking devices and seals

Locking devices and seals

Nuts

Cap nuts

Hexagon cap nuts, low type (DIN: 917)Hexagon dome cap nuts, high type (DIN: 1587)Prevailing torque type hexagon dome cap nuts with non-metallic insert (DIN: 986)

Hexagon castle nuts

Hexagon slotted and castle nuts (DIN: 935)Hexagon thin slotted and castle nut (DIN: 979)Hexagon thin slotted and castle nut (previous design) (DIN: 937)

Hexagon nuts with flange

Hexagon collar nuts with a height of 1.5 d (DIN: 6331)Hexagon nuts with flange (DIN: 6923/ISO: EN 1661)Prevailing torque type all-metal hexagon high nuts with non-metallic insert (DIN: 6926/ISO: EN 1663)Prevailing torque type all-metal hexagon nuts with flange (DIN: 6927/ISO: EN 1664)Prevailing torque type all-metal nuts with flange (DIN: 6927/ISO: EN 1667)Prevailing torque type hexagon nuts with flange with non-metallic insert (DIN: 6926/ISO: EN 1666)

Hexagon regular nuts

Hexagon nuts - Product grade C (DIN: 555/ISO: 4034)Hexagon nuts - Style 2 (ISO: 4033)Hexagon nuts with metric coarse pitch thread (DIN: 934/ISO: 4032)Hexagon nuts with metric fine pitch thread (DIN: 934/ISO: 8673)

Hexagon thin nuts

Hexagon thin nuts (chamfered) - with metric fine pitch thread (DIN: 936/ISO: 8675)Hexagon thin nuts (chamfered) (DIN: 439/ISO: 4035)
Hexagon thin nuts (unchamfered) (DIN: 439/ISO: 4036)

Other nuts

Cage nutsEye nuts (DIN: 582)Forged turnbuckles (Open type) (DIN: 1480)Grooved nuts (DIN: 1804)Hexagon nut (DIN: 555/ISO: 4034)Hexagon nuts with a height of 1.5 d (DIN: 6330)Hexagon pipe nut (DIN: 431)Knurled nuts, high type (DIN: 466)Knurled nuts, low type (DIN: 467)Locknuts (DIN: 70852)Locknuts for rolling bearings (DIN: 981)Nut for T-slots (DIN: 508/ISO: 299)Plastic nutsSealing nutsSelf locking counter nuts (PAL) (DIN: 7967)Slotted round nut (DIN: 546)Slotted round nuts for hook spanner; ISO metric fine thread (DIN: 1804)Square nut (DIN: 557)Square thin nut (DIN: 562)Wing nuts, rounded wings (DIN: 315)

Prevailing torque type hexagon nuts

Prevailing torque type all-metal hexagon nuts (DIN: 980 & 6925/ISO: 7042)Prevailing torque type all-metal high nuts (DIN: 980/ISO: 10513)Prevailing torque type hexagon nuts with non-metallic insert, heavy type (DIN: 982 & 6924/ISO: 7040)Prevailing torque type hexagon regular nuts with non-metallic insert and metric fine pitch thread (DIN: 982/ISO: 10512)Prevailing torque type hexagon thin nuts with non-metallic insert (DIN: 985/ISO: 10511)

Weld nuts

Hexagon weld nuts with flange (DIN: 977/ISO: 21670)Square weld nuts (DIN: 928)Square weld nuts (DIN: 929)

Other products

Plastic and nylon fastenersScrew plugsSpecial/to drawing fastenersStainless steel fasteners

Pins and keys

Clevis pins

Clevis pins with head (DIN: 1444/ISO: EN 22341)Clevis pins with small head (DIN: 1434)Clevis pins without head (DIN: 1443/ISO: EN 22340)

Other pins

Grooved pin with countersunk head (DIN: 1477/ISO: 8747)Grooved pin with round head (DIN: 1476/ISO: 8746)Grooved pin, full length parallel grooved with pilot (DIN: 1470/ISO: 8739)Grooved pin, full length parallel with chamfer (DIN: 1473/ISO: 8740)Grooved pin, full length taper grooved (DIN: 1471/ISO: 8744)Grooved pin, half length reverse (DIN: 1474/ISO: 8741)Grooved pin, half length taper grooved (DIN: 1472/ISO: 8745)Grooved pin, one-third length centre grooved (DIN: 1475/ISO: 8742)Split pins (DIN: 94/ISO: 1234)

Spiral pins

Coiled spring pins - heavy-duty (DIN: 7344/ISO: 8748)Coiled spring pins - standard duty (DIN: 7343/ISO: 8750)Spring pins/roll pins - slotted, heavy-duty (DIN: 1481/ISO: 8752)Spring pins/roll pins - slotted, light duty (DIN: 7346/ISO: 13337)

Taper and parallel pins

Parallel pins with internal thread, hardened (DIN: 7979/ISO: 8735)Parallel pins with internal thread, unhardened (DIN: 7979/ISO: 8733)Parallel pins, hardened (DIN: 6325/ISO: 8734)Parallel pins, unhardened (DIN: 7/ISO: 2338)Taper pin with external thread and constant taper length (DIN: 258)Taper pins with external thread, unhardened (DIN: 7977/ISO: EN 28737)Taper pins with internal thread, unhardened (DIN: 7978/ISO: 8736)Taper pins, unhardened (DIN: 1/ISO: EN 22339)

Screws

Other screw types

Plastic screwsThread rolling screws (DIN: 7500)Wing screws, rounded wings (DIN: 316)

Slotted set screws

Slotted headless screws with shank (DIN: 427/ISO: 2342)Slotted set screws with cone point (DIN: 553/ISO: 7434)Slotted set screws with cup point (DIN: 438/ISO: EN 27436)Slotted set screws with flat point (DIN: 551/ISO: 4766)Slotted set screws with long dog point (DIN: 417/EN 27435/ISO: 7435)

Small slotted or cross recessed screws

Cross recessed countersunk (flat) head wood screw (DIN: 7997)Cross recessed countersunk flat head screw (DIN: 965/ISO: 7046)Cross recessed raised countersunk head screw (DIN: 966/ISO: 7047)Cross recessed raised countersunk head wood screw (DIN: 7995)Cross recessed round head wood screw (DIN: 7996)Hexalobular cheese head (DIN: 7985/ISO: 7045)Slotted capstan screw (DIN: 404)Slotted cheese head screws (DIN: 84/ISO: 1207)Slotted countersunk head screws (DIN: 963/ISO: 2009)Slotted pan head screw, large head (DIN: 921)Slotted pan head screw, small head (DIN: 920)Slotted pan head screw, with shoulder (DIN: 923)Slotted pan head screws (DIN: 85/ISO: 1580)Slotted raised countersunk head screws (DIN: 964/ISO: 2010)Slotted shoulder screw (DIN: 927)

Wood screws

Hexagon head woods screws (DIN: 571)Slotted countersunk (flat) head wood screws (DIN: 97)Slotted raised countersunk oval head wood screws (DIN: 95)Slotted round head wood screws (DIN: 96)

Self drilling/tapping screws

Hexalobular raised countersunk head (ISO: 14587 C)Hexalobular socket countersunk head tapping screw (DIN: 7982/ISO: 14586 C)Hexalobular socket pan head tapping screw (DIN: 7981 C/ISO: 14585 C)Self drilling screw (DIN: 7504 N/ISO: 15481)Self drilling screw with hexagonal head (DIN: 7504 K/ISO: 15480)

Self-tapping/thread forming screws

Tapping screws

Cross recessed countersunk head tapping screw (DIN: 7982/ISO: 7050)Cross recessed pan head tapping screw (DIN: 7981/ISO: 7049)Cross recessed raised countersunk head tapping screw (DIN: 7983/ISO: 7051)Hexagon head tapping screw (DIN: 7976/ISO: 1379)Slotted countersunk head tapping screw (DIN: 7972/ISO: 1482)Slotted pan head tapping screw (DIN: 7971/ISO: 1481)Slotted raised countersunk head tapping screw (DIN: 7973/ISO: 1483)

Thread forming screws

Self-drilling screw (DIN: 7504)Thread cutting screws - cross recessed head screws (DIN: 7516)Thread cutting screws - hexagon screws and slotted head screws (DIN: 7513)

Socket head products

Hexagon and hexalobular socket set screws

Hexagon socket grub screws with thrust point (DIN: 6332)Hexagon socket set screws with cone point (DIN: 914/ISO: 4027)Hexagon socket set screws with cup point (DIN: 916/ISO: 4029)Hexagon socket set screws with dog point (DIN: 915/ISO: 4028)Hexagon socket set screws with flat point (DIN: 913/ISO: 4026)

Screws with normal cylindrical head

Hexagon socket head cap screws (DIN: 912/ISO: 4762)Hexagon socket head cap screws with metric fine pitch thread (DIN: 912/ISO: 12474)Hexalobular socket head cap screws (ISO: 14579)

Small hexagon or hexalobular screws

Heavy duty hexagon head screw plugs (DIN: 910)Hexagon socket button head screws (ISO: 7380)Hexagon socket button head screws with collar (ISO: 7380)Hexagon socket countersunk head screws (DIN: 7991/ISO: 10642)Hexagon socket head cap screw fully threaded (DIN: 7984)Hexagon socket head cap screws with centre, with low head (DIN: 6912)Hexagon socket head cap screws with low head (DIN: 7984)Hexagon socket head shoulder screws (ISO: 7379)Hexagon socket pipe plugs (DIN: 906)Hexagon socket screw plugs (DIN: 908)Hexalobular socket cheese head screws, low head (ISO: 14580)Hexalobular socket countersunk flat head screws (ISO: 14581)Hexalobular socket pan head screws (ISO: 14583)Hexalobular socket raised countersunk head screws (ISO: 14584)

Springs

Disc springs (DIN: 2093)

Studs and threaded rod

Studs

Stud for T-slot nuts (DIN: 6379)Studs - metal end ˜ 1 d (DIN: 938)Studs - metal end ˜ 1.25 d (DIN: 939)Studs - metal end ˜ 2 d (DIN: 835)Studs - metal end ˜ 2.5 d (DIN: 940)Welding stud with hexagon nut (DIN: 525)

Threaded rod

Stud bolts metric thread (DIN: 976-1)Threaded rod (DIN: DIN 976-1)

Surface and heat treatment coatings and processes

Surface and heat treatment coatings and processes

Corrosion protection coatingsCr(VI) free finishesIndustrial coatingsZincflake coatings

Washers and pressed parts

Spring washers, conical spring washers and serrated lock washers

Conical spring washers for bolted connections (DIN: 6796)Curved spring lock washers (DIN: 128)Curved spring washer (DIN: 137)External tooth lock washer (DIN: 6797)Reinforced contact spring lock washer (DIN: 43699)Retaining washer for shafts (DIN: 6799)Serrated lock washers (DIN: 6798)Single coil spring lock washers for cheese head screws (DIN: 7980)Spring lock washers, barbed or plain (DIN: 127)Toothed lock washers (DIN: 6797)Wave spring washer (DIN: 137)

Washers

Conical seat (DIN: 6319)Conical seat, wide (DIN: 6319)External tab washer (DIN: 432)High strength structural washer (DIN: 6916/ISO: 7416)Internal tab washer for slotted round nuts (DIN: 462)Lock washer MB (DIN: 5406)Plain washer - 100 HV (DIN: 126/ISO: 7091)Plain washer - from 300 HV - Product grade A (DIN: 125 Part 2/ISO: 7089 and 7090)Plain washer - up to 250 HV - Product grade A (DIN: 125 Part 1/ISO: 7089 and 7090)Plain washer for clevis pins - Product grade C (DIN: 1441/ISO: 8738)Plain washer for clevis pins, medium finish (DIN: 1440/ISO: 8738)Plain washer- Small series - Product grade A (DIN: 433/ISO: 7092)Plain washer, large, for timber constructions (DIN: 1052)Plain washers - Large series - Product grade A (DIN: 9021/ISO: 7093 - Part 1)Plain washers for bolts with heavy clamping sleeves (DIN: 7349)Plastic washersSealing washersShim rings and supporting rings (DIN: 988)Spherical washer (DIN: 6319)Square taper washer - especially for timber constructions (DIN: 436)Square taper washer - especially for timber constructions (DIN: 440)Square taper washer 14% for I-sections (DIN: 435)Square taper washer 8% for U-sections (DIN: 434)Square taper washer for I-sections (DIN: 6917)Square taper washer for U-sections (DIN: 6918)Tab washer with long and short tab (DIN: 463)Tab washers for slotted nut to DIN 70852 (DIN: 70952)Tap washer with long tab (DIN: 93)Washers for clamping devices (DIN: 6340)Washers for steel structures - Product grade A (DIN: 7989-2)Washers for steel structures - Product grade C (DIN: 7989-1)
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